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Question

# Spike potential of nerve fibre is+40 mV- 80 mV+20 mV- 60mV

A
- 60mV
B
+40 mV
C
+20 mV
D
- 80 mV
Solution
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#### Spike potentials are one of the action potential, which occur in electrical activity of smooth muscle contraction in animals. These are true action potential. Spike potential of nerve fiber is +40 mV.So, option A is the correct option.

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